Formation, Waxbarashada dugsiga sare iyo dugsiyada
Xubnaha Excretory in mollusks. Dhismaha shellfish ah
Waxaa jira noocyo badan oo xayawaanka. Tani iyo flatworms, iyo coelenterates, iyo annelids, iyo cayayaanka iyo echinoderms iyo chordates. sayniska ayaa ka hadlaya daraasadda iyaga ka mid ah waxa loo yaqaan bayoolaji. Shellfish - sidoo kale waa mid ka mid ah noocyada kala duwan ee xoolaha. Waxay waxaa ka wada xaajoon doonaa in this article. Waxa kale oo jira waa laan gaar ah oo biology in daraasaad group xayawaanka. malacology waxay u bixisay. sayniska A ka hadlaya waxbarasho ee qolofka mollusc, - conchology.
dabeecad A guud ee shellfish
Wakiilada noocan ah waxaa kaloo loo yaqaan spineless. Waxay xad kala duwan yihiin. Tirada noocyada - 200 kun.
Kooxdaan xoolaha multicellular kala qaybsan yihiin siddeed darajo:
- Bivalve.
- Gaashaaman.
- Solenogastres.
- Caudofoveata.
- Monoplacophora.
- Gastropods.
- Tusk qolof.
- Cephalopods.
Jirku wuxuu of xayawaankani waxaa loo qabanqaabiyaa ka mid ah oo mabda'a isku mid ah. Next laga wada hadli doonaa si faahfaahsan shellfish sifo.
xubnaha iyo qaababka xubnaha
Shellfish, iyo sidoo kale xoolo badan multicellular, waxaa la dhisay noocyo kala duwan ah oo dhar, taas oo ay qayb ka yihiin maamulka. The dambe, markeeda, foomka qaababka xubnaha.
Dhismaha shellfish ka mid ah hababka soo socda:
- wareegga dhiigga,
- xubnaha nidaamka iyo dareen neerfayaasha,
- dheefshiidka,
- excretory;
- neefsashada,
- galmada;
- kasaan jirka.
Aan soo qaato si.
nidaamka wareegga dhiigga
In mollusks ayay fur nooca. Waxaa ka mid ah jirkooda sida:
- wadnaha,
- weelal.
molluscs Heart ka kooban yahay laba ama saddex qolalka. Tani waa mid ka ventricle iyo hal ama laba atria.
dhiig badan oo spineless uu leeyahay midab aan caadi ahayn oo buluug. midabaynta siinayaa iyada hemocyanin Midabka neefsashada, in Halabuurka kiimikada ah oo ay ku jiraan copper ah. walax waxa uu leeyahay shaqo la mid ah sida in of hemoglobin.
Dhiig wareegtaa in molluscs sida soo socota: ka xididdada dhiigga waxaa ku shubtay galay meelaha u dhexeeya meydadka - lacunae iyo JQSHM. Kolkaasuu mar kale waxaa la soo ururiyey ee weelasha oo bixisey in Waafyadu ama sambabada.
habdhiska
In mollusks ayay ku yimaado laba nooc: sallaan iyo nooca kala firdhiyey-Guntin.
First dhisay sida soo socota: waxaa peripharyngeal giraanta ka kaas oo la kordhiyo afar foosto. Laba ka mid ah innervate ee foot iyo labada kale - oo gudaha.
habka dareemayaasha jirka ah nooca kala firdhiyey-Guntin waa ka adag. Waxay ka kooban tahay laba lammaane oo neural circuit. Laba caloosha ka masuul ah innervation oo ka mid ah xubnaha gudaha, iyo laba iyo baydalka - cagta. Labada of wareeggeedii dareemayaasha lammaane yihiin qanjidhada joogo - ganglia. Waxay sida caadiga ah waa lix nooc oo loogu talagalay, cerebral, pleural, baydalka, parietal iyo visceral. innervate ugu horeeyay ee dalqada ka, kii labaadna wuxuu ahaa - ka gacmahaaga iyo indhaha, kii saddexaadna - go'iisii, iyo afaraad - lugta, kii shanaadna - neefsashada, kii lixaadna - xubnaha kale ee gudaha.
dareenka
Waxaa jira shellfish jirkooda sida, ogolaanayo in ay helaan macluumaad ku saabsan deegaanka:
- gacmahaaga,
- indhaha,
- statocysts;
- Osphradium;
- unugyada dareenka.
Indhaha oo gacmahaaga ku yaalaan on madaxa neefka. Osphradium yaalla meel u dhow saldhigga ah ee Waafyadu ah. Tani kiimikada xubnaha dareenka. Statocysts - a xubnaha dheelitirka. Waxay yihiin on foot. Unugyada dareenka ayaa ka mas'uul ah dareenka taabashada. Waxay ku yaalaan on darafka go'iisii, madaxa iyo lugta.
nidaamka alimentary
Dhismaha clam ku siinayaa xubnaha soo socda ee mareenka:
- cunaha,
- hunguriga,
- caloosha;
- midgut;
- hindgut.
Sidoo kale, beerka ku joogo. In cephalopods , waxaa sidoo kale waa beeryarada.
cunaha jilicsan lixaad qaba jiro jirka gaar ah oo ku shiidi cunto - radula. Waxaa la daboolay ilkaha ka chitin, kaas oo la updated sida shiididdu of jir ah.
xubnaha Excretory in molluscs
Nidaamkan wuxuu ka kooban yahay kelyaha. Waxaa loo yaqaan metanephridia. xubnaha Excretory in mollusks la mid yihiin kuwa dirxi. Laakiin waxa ay diyaarin dheeraad ah oo adag.
xubnaha Excretory in mollusks muuqan sida set ah loogu fuuli jiray tuubooyinka ferrous. Metanephridia mid dhamaadka furmay kiish coelomic ah, oo kale - baxay.
mollusks xubnaha Excretory waxaa laga yaabaa in la joogo in tiro kala duwan. Tusaale ahaan, cephalopods qaar ka mid ah waxay leeyihiin hal metanephridia kaliya ee ku taalla dhanka bidix. In monoplacophora ayaa lagu arkay sida ugu badan ee loo qoondeeyay 10-12 xubin.
In metanephridia shellfish uruursado waxyaabaha qashinka. Waxay matalayo buurbuur of uric acid. Saaro jirka ka mid ah xayawaanka ay yihiin laba ilaa saddex asbuuc kasta oo ka soo.
Sidoo kale qayb ka mid ah nidaamka excretory in molluscs waxaa loogu yeedhi kartaa atria, kaas oo masuul ka ah dabaqii labaad dhiig yihiin.
neefsashada
shellfish kala duwan waxaa wakiil ka ah guddiyo kala duwan. Sidaas darteed, inta badan ee Waafyadu joogo jilicsan lixaad qaba. Waxaa sidoo kale loo yaqaan ctenidium. Waxaa aadeen meydadka feathery midig. Waxay ku yaalaan saabka go'iisii. In mollusks ku nool dalka, halkii Waafyadu, waxaa jira iftiin. Waa dalool a go'iisii modified. derbiyadeeda waxaa suran xididdada dhiigga.
Sidoo kale waa meel muhiim ah sarrifka gaaska qaadataa neefta maqaarka shellfish.
habka taranka
Waxaa la diyaarin karaa siyaabo kala duwan, sida waxaa ka mid ah clams yihiin waa hermaphrodites iyo noocyada dioecious. In kiiska marka unugyada labka iyo dheddiga hermaphroditism kasta falalka shakhsi sida labada lab iyo dhaddig.
Sidaas awgeed, waxaan eegay oo dhan qaababka xubnaha kala ah shellfish ah.
kasaan jirka shellfish
Dhismaha element this kala duwan ee wakiilada fasalo kala duwan.
Bal aynu eegno fursadaha kala duwan ee integument ah, kaas oo laga yaabaa in tusaalooyin shellfish, xoolaha ay leeyihiin class gaar ah.
Sidaas darteed, solenogastres iyo daboolida caudofoveata bandhigaysaa dhar daboola jidhka oo dhan, iyadoo cuticle ka kooban glycoproteins. Sidoo kale spicules joogo - nooc ka mid ah cirbada, taas oo ka kooban lime.
In bivalves, gastropods, cephalopods, iyo qolof fool dheer monoplakfor cuticle maqan. Laakiin waxaa jira qolof ah, oo ka kooban hal saxan ama laba ay dhacdo bivalve ah. Qaar ka mid ah maraakiibta gastropods fasalka qaybtan ka mid ah xaashiyaha la waayay.
Features madaafiic qaab-dhismeedka
Waxaa loo qaybin karaa saddex lakab: dibadda, dhexe iyo hoose.
Qaybta sare ee qolof ah waxaa had iyo jeer la dhisay ka kiimikada organic. Inta badan waa conchiolin. marka laga reebo kaliya ee qaanuunkan yaabaa in loo tixgeliyo mollusk Crysomallon squamiferum fasalka ee gastropods. Waxaa ah lakabka qolof dibadda ka kooban yahay sulfides ferrum.
Qaybta dhexe ee qolof clam ka kooban yahay calcite columnar.
Gudaha - waslad khafiifa oo calcite.
Halkan waxaan ka fikiray si faahfaahsan qaabdhismeedka molluscs.
gunaanad
Si kooban u soo koobaan dib u eegaan xubnaha waaweyn iyo qaababka xubnaha kala ah jilicsan lixaad qaba in miiska. Sidoo kale siin tusaalayaal molluscs ay leeyihiin fasalo kala duwan.
| nidaamka | meydadka | Features |
| wareegga dhiigga | weelal, wadnaha | nidaamka wareegga dhiigga ee furan nooca, qalbiga laba ama saddex qol. |
| dareemayaasha | silsilad dareemaha iyo ganglia | Laba neural circuit oo masuul ka ah innervation ee lugta, laba - the xubnaha gudaha. Waxaa jira shan-labo ka mid ah qanjidhada dareemayaasha, kuwaasoo mid walba uu ku xiran yahay in ay xubnaha qaar. |
| dheefshiidka | dalqada, hunguriga, caloosha, xiidmaha, beerka, xameetida | dalqada waa radula joogo, Koto cunto gargaar sicir-. Xiidmaha wakiil dhexe iyo hindgut. |
| excretory | metanephridia | tube u jilacsan, darafkiisan oo dusha ka furmay, oo kale - in bacda coelomic. |
| neefsashada | ama Waafyadu light | Qabanqaabiyaa saabka of go'iisii. |
| galmada | ugxan, xiniinyaha | Ka mid ah molluscs leeyihiin hermaphrodites, kuwaas oo goob joog ka lab waqti isku mid ah iyo gonads dhaddig. Waxa kale oo jira ah noocyada dioecious. |
Haddaba ka fiirsada wakiilada oo ka mid ah fasalada kala duwan ee Clams iyo muuqaalada ay qaab-dhismeedka.
| fasalka | tusaalooyin | Features |
| bivalve | Aleelada, oysters, scallop Japanese, scallop Iceland | Hayso qolof ah laba birood oo ka kooban carbonate calcium, waxay leeyihiin a Waafyadu fiican oo heer sare waa Feeders filter nooca quudinta. |
| gastropoda | Mollusks, slugs, gariiradda, østers, østers Bithyniidae | Hanti-dhismeedka gudaha sinnayn sababtoo ah waramayaa qolof. Iyada oo jidhadhkooda waxaa lagu hoos u dhigay dhanka midigta. Sidaas daraaddeed, in noocyada badan ma jiraan wax ctenidium xaq u |
| cephalopoda | Nautilus, xayawaan badeed, carsaanyo, kalluun qaroof | Waxay waxaa lagu gartaa dhabanada laba geesood ah. qolof ah barxadda dibadda ee shellfish kuwaas maqan yahay. nidaamka wareegga dhiigga iyo dareemayaasha lagu horumariyo ugu wanaagsan ee dhammaan xawayaanka. xubnaha dareenka la mid ah kuwa ku vertebrates yihiin. Gaar ahaan indhaha fiican oo heer sare. Xayawaan badeed xubnaha excretory of class this matalayo laba ama afar kelyaha (metanephridia). |
Halkan waxaan ku baaro muuqaalada dhismaha oo ka mid ah wakiilada ugu weyn ee nooca shellfish.
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